Stake for attachment to drip or related irrigation tubing

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Description

FIG. 1 is a front elevational view of a stake for attachment to drip or related irrigation tubing showing my new design;

FIG. 2 is a right side elevational view thereof, the left side being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D231628 May 1974 Bartels
D263903 April 20, 1982 Johnston
D284785 July 22, 1986 Lemkin et al.
D285409 September 2, 1986 Lemkin et al.
D316367 April 23, 1991 Olson
3193205 July 1965 Hanson
3473770 October 1969 Edgerton
Foreign Patent Documents
2038974 July 1980 GBX
Patent History
Patent number: D339508
Type: Grant
Filed: Jan 16, 1990
Date of Patent: Sep 21, 1993
Inventor: David Zeman (Las Vegas, NV)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Application Number: 7/465,882
Classifications
Current U.S. Class: D 8/1; With Surface Penetration Means (D23/217)